CVE-2017-15115

The sctp_do_peeloff function in net/sctp/socket.c in the Linux kernel before 4.14 does not check whether the intended netns is used in a peel-off action, which allows local users to cause a denial of service (use-after-free and system crash) or possibly have unspecified other impact via crafted system calls.

Score

CVSS 3.1 7.8 High

Status

Modified - secalert@redhat.com

Published

2017-11-15

Last modified

2024-08-05

Weaknesses

CWE-416

Affected products

• Ubuntu Linux (Canonical)
• Debian Linux (Debian)
• Linux Kernel (Linux)
• Linux Enterprise Server (Suse)

References

• http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=df80cd9b28b9ebaa284a41df611dbf3a2d05ca74
• http://lists.opensuse.org/opensuse-security-announce/2018-01/msg00007.html
• http://seclists.org/oss-sec/2017/q4/282
• http://www.securityfocus.com/bid/101877
• https://bugzilla.redhat.com/show_bug.cgi?id=1513345
• https://github.com/torvalds/linux/commit/df80cd9b28b9ebaa284a41df611dbf3a2d05ca74
• https://lists.debian.org/debian-lts-announce/2017/12/msg00004.html
• https://patchwork.ozlabs.org/patch/827077/
• https://source.android.com/security/bulletin/pixel/2018-04-01
• https://usn.ubuntu.com/3581-1/
• https://usn.ubuntu.com/3581-2/
• https://usn.ubuntu.com/3581-3/
• https://usn.ubuntu.com/3582-1/
• https://usn.ubuntu.com/3582-2/
• https://usn.ubuntu.com/3583-1/
• https://usn.ubuntu.com/3583-2/